HTC Desire - Making an Emergency Call; Using Assisted Dialing

Phone calls 63
Making an emergency call
On the phone dialer screen, dial the international emergency number
for your locale (for example, 000), and then tap Call.
Your phone can only operate when in a CDMA service area.
Using Assisted Dialing
Assisted Dialing allows you to easily dial international calls while
roaming in another country.
Turning Assisted Dialing on
Press HOME > MENU, and then tap Settings > Call > Assisted
Dialing.
Select the Enable Assisted Dialing check box.
Under Reference Country, select the country that you want to
call.
Editing a country’s international call settings
Press HOME > MENU, and then tap Settings > Call > Assisted
Dialing.
Under Reference Country, select the country whose settings you
want to edit.
Press MENU and then tap Edit.
Edit the Country Code, IDD Prefix (International Direct Dial),
NDD Prefix (National Direct Dial), Area/City Code and National
Number Length (length of phone number).
Tap Save.
To reset the Reference Country to the default
Press HOME > MENU, and then tap Settings > Call > Assisted
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